From: Fabio Piparo <holofermes@gmail.com>
To: Javier Martinez Canillas <javierm@redhat.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Amit Barzilai <amit.barzilai22@gmail.com>,
Mario Limonciello <mario.limonciello@amd.com>,
dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, Fabio Piparo <holofermes@gmail.com>
Subject: [PATCH 1/2] dt-bindings: display: solomon,ssd132x: Add col-offset and dclk properties for the SSD1322
Date: Thu, 29 Oct 2026 16:57:50 -0400 [thread overview]
Message-ID: <20261029205751.3513474-2-holofermes@gmail.com> (raw)
In-Reply-To: <20261029205751.3513474-1-holofermes@gmail.com>
Add solomon,col-offset, solomon,dclk-div and solomon,dclk-frq for the
SSD1322, to set where the panel sits in the controller's columns and
the panel's refresh rate. On the SSD1322 the clock divisor is a power
of two, from 1 to 1024.
Assisted-by: LLM
Signed-off-by: Fabio Piparo <holofermes@gmail.com>
---
.../bindings/display/solomon,ssd132x.yaml | 29 +++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml b/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml
index dd7939989cf..6c7830af0e5 100644
--- a/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml
+++ b/Documentation/devicetree/bindings/display/solomon,ssd132x.yaml
@@ -16,6 +16,29 @@ properties:
- solomon,ssd1325
- solomon,ssd1327
+ solomon,col-offset:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ maximum: 119
+ default: 0
+ description:
+ Offset of columns that the screen is mapped to, in units of four
+ pixels.
+
+ solomon,dclk-div:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024]
+ default: 2
+ description:
+ Clock divisor.
+
+ solomon,dclk-frq:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 15
+ default: 9
+ description:
+ Clock frequency, higher value means higher frequency.
+
required:
- compatible
- reg
@@ -46,6 +69,9 @@ allOf:
default: 128
solomon,height:
default: 80
+ solomon,col-offset: false
+ solomon,dclk-div: false
+ solomon,dclk-frq: false
- if:
properties:
@@ -58,6 +84,9 @@ allOf:
default: 128
solomon,height:
default: 128
+ solomon,col-offset: false
+ solomon,dclk-div: false
+ solomon,dclk-frq: false
unevaluatedProperties: false
--
2.53.0
next prev parent reply other threads:[~2026-10-29 20:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-29 20:57 [PATCH 0/2] drm/ssd130x: Make the SSD1322 work Fabio Piparo
2026-10-29 20:57 ` Fabio Piparo [this message]
2026-10-29 20:57 ` [PATCH 2/2] drm/ssd130x: Add SSD1322_FAMILY and move the SSD1322 to it Fabio Piparo
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